71309480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3769}}^1$

素因数の和:3834

約数の個数: 64

約数和(自身を含む): 179150400

約数和(自身を除く): 107840920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3769, 3784, 4730, 7538, 9460, 15076, 18845, 18920, 30152, 37690, 41459, 75380, 82918, 150760, 162067, 165836, 207295, 324134, 331672, 414590, 648268, 810335, 829180, 1296536, 1620670, 1658360, 1782737, 3241340, 3565474, 6482680, 7130948, 8913685, 14261896, 17827370, 35654740, 71309480]

約数ペア:

[(1, 71309480), (2, 35654740), (4, 17827370), (5, 14261896), (8, 8913685), (10, 7130948), (11, 6482680), (20, 3565474), (22, 3241340), (40, 1782737), (43, 1658360), (44, 1620670), (55, 1296536), (86, 829180), (88, 810335), (110, 648268), (172, 414590), (215, 331672), (220, 324134), (344, 207295), (430, 165836), (440, 162067), (473, 150760), (860, 82918), (946, 75380), (1720, 41459), (1892, 37690), (2365, 30152), (3769, 18920), (3784, 18845), (4730, 15076), (7538, 9460)]